Picking the winner of the Grand National is an absolute minefield, with 40 horses running over four miles, but we all like to have a go. We enlisted National winning trainers, and Betfair Ambassadors, Paul Nicholls and Gordon Elliott to give us the key things to look out for before having a flutter...
"They need to be able to jump when tired - a lot of horses can jump when fresh, but they have to continue. You need a horse with proven jumping ability."
Check out our exclusive video guide...
Paul and Gordon - who won the National with Neptune Collonges (2012) and Silver Birch (2007) respectively - also revealed what it takes to train the winner of the biggest race in the calendar
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